Home / 8,778,089.50-12,113,781.23-4,910,675.24

Finding the Fourth Proportional to 8,778,089.50, 12,113,781.23 and 4,910,675.24

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Solution

The fourth proportional to 8,778,089.50, 12,113,781.23 and 4,910,675.24 is: 6,776,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,089.50 : 12,113,781.23 = 4,910,675.24 : x
  2. Step 2: Convert to fraction form
    8,778,089.50/12,113,781.23 = 4,910,675.24/x
  3. Step 3: Cross multiply
    8,778,089.50x = 12,113,781.23 × 4,910,675.24
  4. Step 4: Simplify right side
    8,778,089.50x = 59,486,845,591,498.88
  5. Step 5: Solve for x
    x = 59,486,845,591,498.88/8,778,089.50
  6. Step 6: Final answer
    x = 6,776,741.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.